source

• In both cases large power sources are required .
  在两种情况中都需要大功率的射频源。
• How are we to get to see an important source ?
  我们怎样才能了解到一个重要的出处呢？
• He is sometimes slipshod in handling his sources .
  他在处理资料来源时有时有点潦草。
• He was averse to revealing the sources of his information .
  他不乐意透露消息的来源。
• This source of doubt would not so perpetually recur .
  此种疑团，当不会如此长久存在。
• The sole source of her mistake had been within herself .
  她的错误根源纯粹在于她自身。
• They are undesirable sources of their contained metals .
  它们不是所含金属的理想来源。
• It has its source in jealousy .
  它的根源在于嫉妒。
• These quotations cannot readily be traced to their sources .
  这些引语很难查出出自何处。